code: def test_assign_false(self):
      # https://github.com/neptune-ai/neptune-client/issues/555
      for exp in self.get_experiments():
          with self.subTest(msg=f"For type {exp.container_type}"):
              exp["params"] = {"predictor.cheat": False}
  
              self.assertFalse(exp["params/predictor.cheat"].fetch())
  
imports: import os
  import unittest
  from datetime import datetime
  from neptune import ANONYMOUS_API_TOKEN, Run, init_model, init_model_version, init_project, init_run
  from neptune.envs import API_TOKEN_ENV_NAME, PROJECT_ENV_NAME
  from neptune.exceptions import InactiveModelException, InactiveModelVersionException, InactiveProjectException, InactiveRunException, MetadataInconsistency, NeptuneProtectedPathException
  from neptune.metadata_containers import Model, ModelVersion, Project
  from neptune.types.atoms.float import Float
  from neptune.types.atoms.string import String
  from neptune.types.series import FloatSeries, StringSeries
label_desc: Use image node_id 12 for calling the TestExperiment obj's underlying member method code with example usage: obj.test_assign_false() without return types